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12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455import atproto.{type DecodedRecord}import gen/actor/defs.{profile_view_detailed_fields}import gen/feed/play.{feed_play_fields}import gen/repo.{type Repo, repo_fields}import gleam/dict.{type Dict}import gleam/jsonimport gleam/listimport gleam/stringimport hydration.{type HydrationModel}
/// Serialize a HydrationModel to the JSON shape embedded in the/// page for client hydration. Uses the generated field encoders/// so the shape matches what the generated decoders expect./// Pairs with `decode.decode_hydration_model`.////// The payload lands in `html.script`, which inserts its argument/// unescaped (`unsafe_raw_html`). The HTML tokenizer ends a script/// element at the first `</script`, so raw `<`/`>` in remote data/// (artist names, repo descriptions, profile bio) would break out of/// the tag. `\uXXXX` escapes are lossless for JSON consumers: the/// decoder sees the original characters.pub fn encode_hydration_model(data: HydrationModel) -> String { json.object([ #("profile", json.object(profile_view_detailed_fields(data.profile))), #( "plays", json.array(from: data.plays, of: fn(p) { json.object(feed_play_fields(p)) }), ), #( "repos", json.array(from: data.repos, of: fn(r) { encode_decoded_repo(r) }), ), #("rewrites", encode_rewrites(data.rewrites)), ]) |> json.to_string |> string.replace("<", "\\u003c") |> string.replace(">", "\\u003e")}
fn encode_rewrites(rewrites: Dict(String, String)) -> json.Json { dict.to_list(rewrites) |> list.map(fn(pair) { #(pair.0, json.string(pair.1)) }) |> json.object}
fn encode_decoded_repo(record: DecodedRecord(Repo)) -> json.Json { json.object([ #("uri", json.string(record.uri)), #("cid", json.string(record.cid)), #("value", json.object(repo_fields(record.value))), ])}